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Isar Aerospace/Spectrum·Orbital Launch Pad

Spectrum | AT-Astra and Others (Spectrum Flight 3)

Orbit: SSO·Type: Technology

Countdown to T-0

GMT Time
Spaceport
To Be Confirmed⟳ Estimate revised
Spectrum | AT-Astra and Others (Spectrum Flight 3) mission image
Vehicle: SpectrumCredit: Isar Aerospace | Robin Brillert, Wingmen Media · Launch Library 2

Third test flight of the Isar Spectrum launch vehicle. This launch will carry various satellites including R-Space’s AT-Astra/IOD-01, which will perform in-orbit demonstrations for ENPULSION, SUNBOOSTER GmbH, and Synopsis Planet.

Target orbit
SSO · Sun-Synchronous Orbit
Mission type
Technology
Payload
AT-Astra and Others (Spectrum Flight 3)
Mission Update

NET November 26, TBC. (launch window lasts till February 17)

Target liftoff time (UTC)

20:00:00 UTC

Thursday, 26 November 2026

Planned T-0 liftoff

20:00:00 UTCWindow open
20:00:00 UTCPlanned ignition
21:30:00 UTCWindow close
Rocket family
Spectrum
Height
28m
Diameter
2m
Payload to LEO
1,000kg
Payload to SSO
700kg
Liftoff thrust
675kN
Stages
2